28609912

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{997}}^1$

素因数の和:1231

約数の個数: 32

約数和(自身を含む): 57125520

約数和(自身を除く): 28515608

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 211, 422, 844, 997, 1688, 1994, 3587, 3988, 7174, 7976, 14348, 16949, 28696, 33898, 67796, 135592, 210367, 420734, 841468, 1682936, 3576239, 7152478, 14304956, 28609912]

約数ペア:

[(1, 28609912), (2, 14304956), (4, 7152478), (8, 3576239), (17, 1682936), (34, 841468), (68, 420734), (136, 210367), (211, 135592), (422, 67796), (844, 33898), (997, 28696), (1688, 16949), (1994, 14348), (3587, 7976), (3988, 7174)]